Purchase and download the packs. They will automatically install. Method 2: PKG Installation (Custom Firmware/HEN)
You cannot install unsigned PKG files on a standard, unmodified PS3. Sony’s security prevents it. To use all DLC PKGs, your system must be: Fight Night Champion Ps3 All Dlc Pkg
Place your .pkg files in the root directory of the USB. If you have a .rap license file, place it in a folder named exdata on the USB. Purchase and download the packs
: Unlocks the "Old School Rules" mode featuring no referee, no rounds (last man standing), and allowed illegal blows like headbutts and low blows. Alternate Weight Class Pack no rounds (last man standing)